Liver Part 1 (Couinaud Segments)

UT 302 - Abdomen 1

a

2

b

3

1

left lobe of the liver

2

pancreas

3

stomach

4

GE junction

5

aorta (proximal)

6

celiac axis

7

SMA

8

rectus abdominis

9

subcutaneous adipose tissue

1

left lobe of liver

2

hepatic vein

3

caudate lobe

4

ligamentum venosum

5

IVC

6

portal vein

7

hepatic artery

8

CBD

A

1

B

3

C

2

1

diaphragm

2

hepatic vein

3

portal vein

4

IVC

5

R portal vein

6

MLF

7

gallbladder

A

6

B

5

C

4B

1

CBD

2

hepatic artery

3

R portal vein

4

MLF

5

gallbladder

A

5

B

6

C

7

D

8

A

7

B

8

C

4A

1

right

2

inferior

3

left

4

superior

1

superior

2

anterior

3

inferior

4

posterior

1

right hepatic vein

2

middle hepatic vein

3

left hepatic vein

4

IVC

A

2

B

4

C

8

D

7

E

5

F

6

is this an inferior or superior image?

inferior

is this an inferior or superior image?

superior

A

3

B

4

C

5

D

6

A

1

B

2

C

3

D

4B

E

5

1

right liver lobe

what vessel is outlined in blue?

right portal vein

2

medial left lobe of liver

3

lateral left lobe of liver

A (description + number)

right posterior superior lobe (7)

B (description + number)

right anterior superior lobe (8)

C (description + number)

left medial superior lobe (4A)

D (description + number)

left lateral superior lobe (2)

1

IVC

2

right hepatic vein

3

middle hepatic vein

4

left hepatic vein

A

8

A

5

B

6

C

7

D

8

1

RPV

2

IVC

A

8

B

7

C

6

D

5

E

4

2

right anterior portal vein

1

right posterior portal vein

A

6